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50K ultra runs in Hertfordshire in November 2025
Find 50k ultra runs near me in Hertfordshire in November 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Sat 1 Nov
- £35.50-£37.50
- Sat 1 Nov
- £35.50-£37.50
Ware, Hertfordshire, UK
Catherine Wheel Canter | Ultra Marathon
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can complete more than a marathon over multiple laps of the 400m circuit.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 50 km track and field

- Sat 1 Nov
- £35.50-£37.50
- Sat 1 Nov
- £35.50-£37.50
Ware, Hertfordshire, UK
Guy Fawkes Gallop | Ultra Marathon
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can complete more than a marathon over multiple laps of the 400m circuit.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 50 km track and field
- Sat 1 Nov
Berkhamsted, Hertfordshire, UK
Chiltern Ridge Winter 50K
- 50 km trail running + 800 m ascent